Properties of the Number 72532

Seventy-Two Thousand Five Hundred Thirty-Two

Basics

Value: 72531 → 72532 → 72533

Parity: even

Prime: No

Previous Prime: 72503

Next Prime: 72533

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 18133

Divisors: 1, 2, 4, 18133, 36266, 72532

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001101101010100

Octal: 215524

Duodecimal: 35B84

Hexadecimal: 11b54

Square: 5260891024

Square Root: 269.3176563094221

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Reversion of g.f. (with constant term omitted) for partition numbers. A7312

Triangular array T(n,k), read by rows: coefficients of strong divisibility sequence of polynomials p(1,x) = 1, p(2,x) = 3 + 3·x, p(n,x) = u·p(n-1,x) + v·p(n-2,x) for n >= 3, where u = p(2,x), v = 1 - 2·x - x². A367301

Sums of 2 successive primes s = prime(m) + prime(m+1) such that all digits of s are primes. A173719

a(0)=1; for n>0, a(n) = smallest prime of the form k·a(n-1)-1 with k>1. A72532